Pressure regulating valve controller
US4735056A · kind A · utility
20Cited by
7References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 30, 1986 |
| Grant date | Apr 5, 1988 |
| Priority date | — |
| Expiry date | Jun 30, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S62/05
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A pressure regulating valve controller for controlling the flow of refrigerant airflow through one of a plurality of air cycle systems is described. The controller includes pressure regulating means (145) for controlling flow in response to changes in ram air temperature as well as pressure regulating means (140 and 315) in response to the number of operating air cycle systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.